Aspirin vs Donepezil

## Aspirin vs Donepezil: Overview

This comparison examines the pharmacological differences between **Aspirin** and **Donepezil**.

## Mechanism of Action

**Aspirin**: Irreversibly inhibits cyclooxygenase-1 and -2.

**Donepezil**: Reversible acetylcholinesterase inhibitor.

## Pharmacokinetics

**Half-life**: Aspirin — 2-3 hours; Donepezil — 70 hours.

## Chemical Properties

**Molecular Formula**: Aspirin — C9H8O4; Donepezil — C24H29NO3.

**Molecular Weight**: Aspirin — 180.1580 g/mol; Donepezil — 379.4920 g/mol.

**Type**: Aspirin — Small molecule; Donepezil — Small molecule.